Stories by Chelsea Harvey

A new study debunks the idea that solar geoengineering is a temporary measure to reduce warming and meet climate targets

The vast and deep Southern Ocean complicates efforts to single out the role of climate change in declining sea ice

Fires in North America and Eurasia spewed record-shattering amounts of CO₂ in 2021

Climate change is likely at least partially to blame for an uptick in the size and frequency of algal blooms in parts of the world’s oceans

Antarctica’s massive Thwaites Glacier is melting more slowly than previously thought but also may be more susceptible to even small amounts of ice loss

At least 15 million people worldwide live in the flood paths of lakes that form as mountain glaciers melt and that can abruptly burst their banks

Scientists and companies are scrambling to find new ways to squeeze more rain from the skies as climate change intensifies drought

The transformative social change needed to limit global warming to 1.5 degrees Celsius isn’t happening fast enough, experts say in a new report

New research from artificial intelligence projects that global warming will hit the threshold of 1.5 degrees Celsius somewhere between 2033 and 2035

A pair of studies raise concerns that the Amazon rain forest may be approaching a point of no return

Temperatures in north-central Greenland are the highest in at least a millennium, contributing to ice melt that is raising global sea levels

Carbon removal is an “unavoidable” part of global climate action, but a new report finds that current efforts aren’t enough to meet the warming limits set by the Paris climate agreement

Scientists working for the oil giant Exxon in the 1970s and 1980s estimated temperature increases with remarkable accuracy. Those findings could now be used as evidence in climate litigation

The world’s oceans hit their warmest levels on record for the fourth consecutive year in 2022, fueling sea-level rise and contributing to climate disasters

Even if the world meets its most ambitious climate targets, about half of all mountain glaciers will melt away by the end of the century

Extreme heat has provided some relief from Europe’s punishing energy crunch. Trouble looms, though, as it continues to seek alternative energy sources

A mile-long ice sample extracted by the U.S. military while it was studying whether to arm Greenland with nuclear missiles during the cold war is yielding insights into the Greenland ice sheet’s future in a warming world

A new study that looked at U.S. Census data found that migration patterns are putting more people in the way of wildfires and hot summers

For the sixth year in a row, nations failed to agree on any new marine protected areas in the fragile Southern Ocean around Antarctica

Unusually heavy monsoon rains that caused deadly flooding in Nigeria were made 80 percent more likely by climate change

Data collected by thousands of scientific instruments scattered across the world’s oceans show that weak tropical cyclones are intensifying, not just stronger ones

Though many scientists say it’s inevitable that the world will overshoot 1.5 degrees Celsius of warming, the global climate talks unfolding in Egypt are bound to the target

The effects of climate change in the U.S. are steadily worsening and disproportionately affect the most vulnerable residents, a draft report of the next National Climate Assessment finds

Already threatened mountain lions in the Los Angeles area crossed busy roads more often and exhibited other risky behaviors after the 2018 Woolsey Fire